<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>grid demo</title>
	<link rel="stylesheet" type="text/css" href="../uimaker/easyui.css">
	<link rel="stylesheet" type="text/css" href="../uimaker/icon.css">
	<link rel="stylesheet" type="text/css" href="../uimaker/panel.css">
	<link rel="stylesheet" type="text/css" href="../uimaker/linkbutton.css">
	<script type="text/javascript" src="../jquery.min.js"></script>
	<script type="text/javascript" src="../jquery.easyui.min.js"></script>
</head>
<body>
	<h2>DataGrid demo</h2>
	
	<div style="margin:20px 0;"></div>
	
	<table id="dg" style="width:700px;height:300px" title="全体供应商列表" data-options="
				rownumbers:true,
				singleSelect:false,
				autoRowHeight:false,
				pagination:true,
				fitColumns:true,
				striped:true,
				checkOnSelect:false,
				selectOnCheck:false,
        collapsible:true,
        toolbar:'#tb',
				pageSize:10">
		<thead>
			<tr>
				<th field="code" width="110">供应商编码</th>
				<th field="name" width="226">供应商名称</th>
				<th field="level" width="112">等级</th>
				<th field="provide" width="170">主供品类</th>
				<th field="full" width="130">资料是否完善</th>
				<th field="issubmit" width="136">调查表格是否提交</th>
				<th field="status" width="120">审核状态</th>
				<th field="note" width="105">备注</th>
			</tr>
		</thead>
	</table>
  <div id="tb" style="padding:0 30px;">
    供应商编码: <input class="easyui-textbox" type="text" name="code" style="width:166px;height:35px;line-height:35px;"></input>
    供应商名称: <input class="easyui-textbox" type="text" name="name" style="width:166px;height:35px;line-height:35px;"></input>
    <a href="#" class="easyui-linkbutton" iconCls="icon-search" data-options="selected:true">查询</a>
    <a href="#" class="easyui-linkbutton" iconCls="icon-reload">重置</a>
  </div>
	<script>
		(function($){
			function pagerFilter(data){
				if ($.isArray(data)){	// is array
					data = {
						total: data.length,
						rows: data
					}
				}
				var target = this;
				var dg = $(target);
				var state = dg.data('datagrid');
				var opts = dg.datagrid('options');
				if (!state.allRows){
					state.allRows = (data.rows);
				}
				if (!opts.remoteSort && opts.sortName){
					var names = opts.sortName.split(',');
					var orders = opts.sortOrder.split(',');
					state.allRows.sort(function(r1,r2){
						var r = 0;
						for(var i=0; i<names.length; i++){
							var sn = names[i];
							var so = orders[i];
							var col = $(target).datagrid('getColumnOption', sn);
							var sortFunc = col.sorter || function(a,b){
								return a==b ? 0 : (a>b?1:-1);
							};
							r = sortFunc(r1[sn], r2[sn]) * (so=='asc'?1:-1);
							if (r != 0){
								return r;
							}
						}
						return r;
					});
				}
				var start = (opts.pageNumber-1)*parseInt(opts.pageSize);
				var end = start + parseInt(opts.pageSize);
				data.rows = state.allRows.slice(start, end);
				return data;
			}

			var loadDataMethod = $.fn.datagrid.methods.loadData;
			var deleteRowMethod = $.fn.datagrid.methods.deleteRow;
			$.extend($.fn.datagrid.methods, {
				clientPaging: function(jq){
					return jq.each(function(){
						var dg = $(this);
                        var state = dg.data('datagrid');
                        var opts = state.options;
                        opts.loadFilter = pagerFilter;
                        var onBeforeLoad = opts.onBeforeLoad;
                        opts.onBeforeLoad = function(param){
                            state.allRows = null;
                            return onBeforeLoad.call(this, param);
                        }
                        var pager = dg.datagrid('getPager');
						pager.pagination({
							onSelectPage:function(pageNum, pageSize){
								opts.pageNumber = pageNum;
								opts.pageSize = pageSize;
								pager.pagination('refresh',{
									pageNumber:pageNum,
									pageSize:pageSize
								});
								dg.datagrid('loadData',state.allRows);
							}
						});
                        $(this).datagrid('loadData', state.data);
                        if (opts.url){
                        	$(this).datagrid('reload');
                        }
					});
				},
                loadData: function(jq, data){
                    jq.each(function(){
                        $(this).data('datagrid').allRows = null;
                    });
                    return loadDataMethod.call($.fn.datagrid.methods, jq, data);
                },
                deleteRow: function(jq, index){
                	return jq.each(function(){
                		var row = $(this).datagrid('getRows')[index];
                		deleteRowMethod.call($.fn.datagrid.methods, $(this), index);
                		var state = $(this).data('datagrid');
                		if (state.options.loadFilter == pagerFilter){
                			for(var i=0; i<state.allRows.length; i++){
                				if (state.allRows[i] == row){
                					state.allRows.splice(i,1);
                					break;
                				}
                			}
                			$(this).datagrid('loadData', state.allRows);
                		}
                	});
                },
                getAllRows: function(jq){
                	return jq.data('datagrid').allRows;
                }
			})
		})(jQuery);

		function getData(){
			var rows = [];
			for(var i=1; i<=800; i++){
				rows.push({
					code: '10695',
					name: '南京天泽星网股份有限公司',
					level: '正式',
					provide: '光纤通信设备配件',
					full: '',
					issubmit: '已审核',
					note: '-'
				});
			}
			return rows;
		}
		
		$(function(){
			$('#dg').datagrid({data:getData()}).datagrid('clientPaging');
		});
	</script>
</body>
</html>